Lab 12: Meiosis kimberleigh Lewis Biology 1408-63400 Consider the Concepts Experiment: 1. A common misconception about meiosis appears when students identify which of the two divisions converts a diploid cell into two haploid cells. Meiosis I is the division immediately following DNA replication and replication does not occur again before meiosis II. However‚ meiosis I is the "reduction" division when a diploid cell forms two haploid cells. If the DNA duplicated before meiosis I‚ how
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Econ 102 quiz 1 Question 1 of 10 10.0/ 10.0 Points Economics is best defined as the study of A. financial decision-making B. how consumers make purchasing decisions. C. choices made by people faced with scarcity. D. inflation‚ unemployment‚ and economic growth Answer Key: C Question 2 of 10 10.0/ 10.0 Points Macroeconomics differs from microeconomics in that A. macroeconomics is the study of individual markets‚ while microeconomics
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Heated debates have emerged regarding the advantages and disadvantages of Prezi and PowerPoint. Both programs are useful in their own ways and arguably‚ it is all a matter of preference. You might say the arguments are beating a dead horse at this point‚ much like two old men arguing over the weather or women. I will discuss the advantages and disadvantages of each‚ though‚ at the end‚ the preference will be left up to the reader. Presentation style can be a game changer in many scenarios. Throughout
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Samuel Huntington’s writing holds a stronger position than does Louis Menand. Huntington is pointing out facts in his article‚ while Menand is less fact based and seems to merely indicate Huntington is wrong because Menand thinks so. Pointing to key aspects of Huntington’s argument and how Menand ‘refutes’ them will show that his opinion is less factual. Where as Menand uses his interpretation of what Huntington basis his writings on to form his conclusions. In Huntington’s article‚ One Nation
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Jesus and Mohammed have shaped the course of history and the destiny of man for over two millennia. Christianity and Islam are currently the largest religions with a following of 1.8 billion and 1 billion respectively. No other religion in the world comes close to achieving such numbers. These are the only two religions that have a global presence; in other words you will find Muslims and Christians present in every territory in the world. Both Jesus and Mohammed shared a lot of similarities and
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CHAPT 1 - The scientific method allows the solving of problems and answering of questions. Observations Proposing ideas Testing the ideas Discarding or modifying ideas based on results Hypothesis: proposed explanation for a set of observations Hypotheses needs to be: Testable – it must be possible to examine the hypothesis through observations Falsifiable – it must be able to potentially be proven false Both logical and creative influences are used to develop a hypothesis A hypothesis
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Biology 1010 is a course that introduces students to the basic biological phenomena in all living organisms. It focuses on the different molecular levels of organization‚ heredity in evolution‚ genetics and reproduction. Through this course‚ I was able to master three essential concepts such as Mendel’s Law of Segregation‚ enzymes‚ and photosynthesis. Gregor Mendel was an Augustinian monk that argued that parental traits are passed on to their offspring discrete “heritable factors”. Heritable factors
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the use of energy by the cell. During passive transport‚ substances move down their concentration gradient‚ hence no energy is required. Passive transports can happen through three different channels‚ namely 1. lipid bilayer 2. pore protein 3. carrier protein SIMPLE DIFFUSION What is diffusion? Diffusion is the movement of particles from a high density region to a low density region. No energy is needed and no membrane involves in diffusion. The Dynamic Equilibrium Diffusion
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Table Start 2 4 6 8 10 12 14 16 18 20 High (Bakin g Soda) 1 2 4 4 5 6 6 7 9 9 Low (Water ) 0 0 0 1 2 2 2 3 3 4 Analysis: By increasing the CO2 concentration it will increase the rate of photosynthesis until other factors become limited. 2. The reason a vacuum was created was to draw the air out of the mesophyll tissue in the leaf discs. 3. The baking soda the carbon dioxide for photosynthesis. When the light hits the tube the leaf discs will produce oxygen gas and float
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Introduction Most organisms produce adenosine triphosphate (ATP) as a source of energy for cellular work‚ using cellular respiration. Cellular respiration is a process that involves glycolysis -breaking down glucose into two molecules of 3- carbon pyruvate‚ the Krebs cycle - oxidizing organic fuel derived from pyruvate-‚ and the electron transport chain - moving electrons through a series of protein complexes to generate ATP (Reece‚ et.al‚ 2011). The process of cellular respiration occurs
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